<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>

    <style>
        p{
            color: red;
            width: 100px;
            height: 250px;
            background-color: gold;
        }
    </style>

</head>

<body>

    <p>这是一个p</p>



</body>

</html>